<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<link rel="stylesheet" href="./css/shange.css">
	<style>	
	.container{
			background-color: #ccc;
			height: 1000px;
		}
		.myBox{
			height: 50px;
			background-color: red;
		}
		.myBox1{
			height: 30px;
			background-color: pink;
		}
	</style>
</head>
<body>
	<div class="container">
		<div class="row">
			<div class="col-lg-6 myBox"></div>
			<div class="row">
			<div class="col-lg-3 myBox1"></div>	
			</div>
		</div>
	</div>
</body>
</html>